Thomas Edison, 1847-1931: America's Great Inventor Edison is remembered most for the electric light, phonograph and his work with motion pictures. ANNOUNCER: Welcome to the VOA Special English program, People in America. Today, Sarah Long and Bob Dou

发表于:2019-01-01 / 阅读(37) / 评论(0) 分类 名人轶事

DEVELOPMENT REPORT - Canadian Professor Aims to 'Light Up the World' By Gary Garriott Broadcast: Monday, November 01, 2004 This is Gwen Outen with the VOA Special English Development Report. A light e

发表于:2019-01-02 / 阅读(42) / 评论(0) 分类 农业与发展

ANNOUNCER: Welcome to the VOA Special English program, People in America. Today, Sarah Long and Bob Doughty tell about the inventor Thomas Alva Edison. He had a major effect on the lives of people around the world. Thomas Edison is remembered most f

发表于:2019-01-11 / 阅读(52) / 评论(0) 分类 VOA慢速英语2007年(三)月

By George Dwyer Washington 18 December 2007 New York's Rockefeller Center Plaza is one of the city's most recognizable landmarks - and one of its most popular tourist stops as well. The busiest time of year comes during the Christmas season, when a g

发表于:2019-02-08 / 阅读(32) / 评论(0) 分类 VOA常速英语2007年(十二月)

It was the summer of 1878. Tom had been working hard for a long time. He was thinking about taking a vacation. Then a friend invited him to join a group of scientists. They were traveling by train to Wyoming to see an eclipse of the sun. Tom decided

发表于:2019-02-13 / 阅读(38) / 评论(0) 分类 名人认知系列 Who Was

Youve got these beautiful clear glass-like pillars and right next to it, its really delicate. Look at in them, filament is there. As the cave team explore deeper, each chamber reveals ice crystals more strange and spectacular than the last. No one on

发表于:2019-02-15 / 阅读(109) / 评论(0) 分类 自然百科2012年